* {
  margin: 0;
  padding: 0;
  font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif
}

#app {
  display: none
}

.main {
  width: 100%;
  background: #EFF3F5;
  overflow: auto;
  padding-bottom: 20px;
}

.btn {
  width: 210px;
  height: 46px;
  background: #BCBCBC;
  border-radius: 4px;
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
}

.btn-active {
  background: #4381E6;
}

.btn-text-center {
  text-align: center;
  line-height: 46px;
}

.btn-text-img-center {
  display: flex;
  align-items: center;
}

.btn-text-img-center > span {
  width: 140px;
  text-align: center;
  display: block
}

.main-children {
  width: 95%;
  margin: 0 auto;
  background: #fff;
  position: relative;
}

.top-nav {
  height: 70px;
  margin-top: 21px;
  display: flex;
  align-items: center
}

.top-nav-button {
  width: 210px;
  height: 46px;
  background: #4381E6;
  border-radius: 4px;
  text-align: center;
  line-height: 46px;
  font-size: 18px;
  color: #FFFFFF;
}

.top-nav-top {
  width: 95%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
}

.classifies-left {
  display: flex;
  align-items: center;
}

.classifies-right {
  display: flex;
  align-items: center;
}

.select-type {
  width: 90px;
  height: 46px;
  border: 2px solid #CCCCCC;
  border-radius: 4px;
  line-height: 31px;
  padding-left: 10px;
  -moz-appearance: none;
  -webkit-appearance: none;
  background-size: 16px 16px;
  background-position: 95% 60%;
  border: 1px solid #CCCCCC;
  display: inline-block;

  font-size: 18px;
  color: #999999;
  letter-spacing: 0.5px;
  text-align: center;
}

select::-ms-expand {
  display: none;
}

.search-input {
  margin-left: 10px;
  width: 402px;
  border: 1px solid #CCCCCC;
  border-radius: 4px;
  height: 46px;
  display: flex;
  align-items: center;
}

.search-input input {
  border: none;
  padding-left: 20px;
  font-size: 18px;
  color: #999999;
  width: 350px;
}

.search-input img {
  width: 20px;
  height: 20px;
}
